for the latest on the ground, let's go to griff witte joining us on the fast line. griff, thanks for joining us. we appreciate it. >> thank you, melissa. >> i know there haven't been any polls since the tragic murder of jo cox, but what's your accepts on how things have changed sing that event? >> well, politics has really been put on hold for the last couple of days in the uk. obviously it was all eu referendum here all the time for weeks on end. this killing has really shocked everyone in the uk. this is not the kind of thing that happens here. obviously there have been a lot of very tragic catastrophes in the u.s. but it's not the type of thing you see in the uk. the policies have been put on the back burner. there was a surge in support for leaving. whether that continues after the attack remains to be seen. we'll see when campaigning picks it back up again. >> here in the united states, griff, the prevailing sentiment seems to be that, yes, the polls may show there is a growing wave of sentiment to leaving the eu, but ultimately when people get into the voting b